Ensures a perfect fit to prevent liquid leakage, made of high-quality materials to ensure no leakage during travel and keep drinks fresh.
built to last material: BPA-free, dishwasher-safe, made of food-grade silicone, safe and healthy, resistant to high temperatures and corrosion, and will not deform or age after long-term use.
Easy to install: Simple replacement steps allow you to easily replace the sealing gasket at home or during travel without the need for additional tools.
16-pack: ubber seal replacement for Stanley IceFlow 16oz/24oz/36oz/50oz,8 large bottle caps black rubber seal replacement parts + 8 small bottle caps black rubber seal replacement parts + 1 removal tool, so you have enough spare parts to keep your cup in the best condition at any time,Improve user experience
Easy to clean: The silicone material is easy to clean and can be washed by hand or put in the dishwasher to keep it hygienic.